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Finding the Third Proportional to 1,577,657.25 and 3,453,840

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Solution

The third proportional to 1,577,657.25 and 3,453,840 is: 7,561,218.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,577,657.25 : 3,453,840 = 3,453,840 : x
  2. Step 2: Convert to fraction form
    1,577,657.25/3,453,840 = 3,453,840/x
  3. Step 3: Cross multiply
    1,577,657.25x = 3,453,840 × 3,453,840
  4. Step 4: Simplify right side
    1,577,657.25x = 11,929,010,745,600
  5. Step 5: Solve for x
    x = 11,929,010,745,600/1,577,657.25
  6. Step 6: Final answer
    x = 7,561,218.22

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.